8Rilling G, Flandrinand P, Goncalves P. On empirical mode Decomposition and its algorithms[A]. IEEE EURASIP Workshop on Nonlinear Signal and Image processing[C]. NSIP-03, Grado ( I ), June 2003.
9Williams W J, Zalubas E J. Helicopter Transmission Fault Detection Via Time -Frequency, Scale and Spectral Methods [J]. Mechanical Systems and Signal Processing, 2000, (4).
10HUANG N E, SHEN Z, LONG S R. The empirical mode decomposition and the Hilbert spectrum for nonlinear and non-stationary time series analysis[ J]. Proceedings of the Royal Society of London, 1998, 454( 1 ) : 903-995.